Added README

README.md

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+# Go code base for contrail projects
+
+# Important principal
+
+- Apply lint tools
+- Go get must simply work
+- Follow best practices
+  Effective Go: https://golang.org/doc/effective_go.html
+
+# How to build
+
+``` shell
+go get github.com/Juniper/contrail
+```
+
+# Generate Code
+
+``` shell
+make generate
+```
+
+Templates are stored in tools/templates
+You can add your template on template_config.yaml
+
+# Schema Files
+
+Note that schema stored here is just a cache for helping development.
+Developers should make sure download latest schema from http://github.com/Juniper/contrail-api-client
+
+JSON version stored in public/schema.json
+
+# Testing
+
+You need to run local mysql running with test configuraion.
+
+ID: root
+Password: contrail123
+DataBase: contrail_test
+
+Init DB before test
+```
+./tool/reset_db.sh
+```
+
+```
+make test
+```
+
+# API Server
+
+You can run API server using this command.
+
+```
+go run cmd/contrail/main.go server -c tools/test_config.yml
+```
+
+# Packaging
+
+TBD
+
+# Dependency management
+
+We use golang standard dep tool for dependency management.
+(see https://github.com/golang/dep)
+
+```
+brew install dep
+```